Home / 53,146,238.01-79,719,357.93-12,756,722.01

Finding the Fourth Proportional to 53,146,238.01, 79,719,357.93 and 12,756,722.01

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Solution

The fourth proportional to 53,146,238.01, 79,719,357.93 and 12,756,722.01 is: 19,135,083.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,146,238.01 : 79,719,357.93 = 12,756,722.01 : x
  2. Step 2: Convert to fraction form
    53,146,238.01/79,719,357.93 = 12,756,722.01/x
  3. Step 3: Cross multiply
    53,146,238.01x = 79,719,357.93 × 12,756,722.01
  4. Step 4: Simplify right side
    53,146,238.01x = 1,016,957,687,928,699.12
  5. Step 5: Solve for x
    x = 1,016,957,687,928,699.12/53,146,238.01
  6. Step 6: Final answer
    x = 19,135,083.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.